Home / 18,136.17-27,208.62-7,600.41

Finding the Fourth Proportional to 18,136.17, 27,208.62 and 7,600.41

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Solution

The fourth proportional to 18,136.17, 27,208.62 and 7,600.41 is: 11,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.17 : 27,208.62 = 7,600.41 : x
  2. Step 2: Convert to fraction form
    18,136.17/27,208.62 = 7,600.41/x
  3. Step 3: Cross multiply
    18,136.17x = 27,208.62 × 7,600.41
  4. Step 4: Simplify right side
    18,136.17x = 206,796,667.53
  5. Step 5: Solve for x
    x = 206,796,667.53/18,136.17
  6. Step 6: Final answer
    x = 11,402.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.